CN110178067A - Conduit with capillary pipe structure - Google Patents
Conduit with capillary pipe structure Download PDFInfo
- Publication number
- CN110178067A CN110178067A CN201880007104.1A CN201880007104A CN110178067A CN 110178067 A CN110178067 A CN 110178067A CN 201880007104 A CN201880007104 A CN 201880007104A CN 110178067 A CN110178067 A CN 110178067A
- Authority
- CN
- China
- Prior art keywords
- annular wall
- conduit
- pipe structure
- capillary pipe
- channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/184—Sheaths comprising grooves, ribs or other projections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Cosmetics (AREA)
- Medicinal Preparation (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Details Of Indoor Wiring (AREA)
Abstract
Present disclose provides a kind of conduit (10).The conduit (10) includes (i) annular wall (66), and the annular wall is made of polymer material, and the annular wall (66) limits annular access；(ii) multiple channels (68), the multiple channel extend along the length of the inner surface (62) of the annular wall (66)；And (iii) sliding material, the sliding material is located in the channel (68), the sliding material forms capillary pipe structure (70) in the channel (68), and the capillary pipe structure (70) is radially-inwardly protruded from the annular wall (66).
Description
Background technique
This disclosure relates to the conduit with capillary pipe structure.
It is long-term the problem is that the high-tension generated when cable is drawn into and passes through conduit in cable installation process.Peace
It is great friction coefficient (COF) material for including the main reason for high-tension during dress in conduit and/or cable cover(ing).It has attempted to
Low COF material is integrated in conduit, mixed method is such as passed through.It has been found, however, that passing through mixed method for low COF material knot
Close the mechanical performance that conduit can be damaged in conduit.Further, the method needs the low COF material of expensive high load capacity.Also taste
Examination is coextruded low COF material in the inner surface of conduit.However, the coextrusion of one layer of low COF material usually require articulamentum with
It generates and is bonded between conduit material COF material low with coextrusion.The method also needs the low COF material of high load capacity.
Recognize that needing a kind of conduit comprising low COF material, the conduit reduces during cable is installed to be opened
Power, the mechanical performance without damaging conduit.This field is also recognized that the conduit for needing a kind of low COF material comprising Smaller load,
So that conduit is cheaper than the conduit produced by mixed method.
Summary of the invention
Present disclose provides a kind of conduits.In one embodiment, the conduit includes:
(i) annular wall, the annular wall are made of polymer material, and the annular wall limits annular access；
(ii) multiple channels, the multiple channel extend along the length of the inner surface of the annular wall；And
(iii) sliding material, sliding material positioning in the channel, sliding material shape in the channel
At capillary pipe structure, and the capillary pipe structure is radially-inwardly protruded from the annular wall.
Detailed description of the invention
Fig. 1 is the perspective view of conduit according to an embodiment of the present disclosure.
Figure 1A is the viewgraph of cross-section for the conduit that the line 1A-1A according to an embodiment of the present disclosure along Fig. 1 is intercepted.
Fig. 2 is the perspective view of conduit according to another embodiment of the present disclosure.
Fig. 2A is the viewgraph of cross-section for the conduit that the line 2A-2A according to an embodiment of the present disclosure along Fig. 2 is intercepted.
Fig. 3 A is the viewgraph of cross-section of conduit according to an embodiment of the present disclosure.
Fig. 3 B is the viewgraph of cross-section of conduit according to another embodiment of the present disclosure.
Fig. 3 C is the viewgraph of cross-section of conduit according to another embodiment of the present disclosure.
Fig. 3 D is the viewgraph of cross-section of conduit according to another embodiment of the present disclosure.
Fig. 4 is according to an embodiment of the present disclosure for manufacturing the perspective sectional view of the mold assemblies of conduit.
Fig. 5 is the perspective view of the coated conductor in conduit according to an embodiment of the present disclosure.
Fig. 5 A is the transversal of the coated conductor in the conduit that the line 5A-5A according to an embodiment of the present disclosure along Fig. 5 is intercepted
Face view.
Definition and test method
The periodic table of elements referred in any case refers to 1990 to 1991 years CRC publishing company (CRC Press, Inc.)
The periodic table of elements of announcement.By for referring to the race of the element in this table to the new numbering scheme that each group is numbered.
For purposes of United States patent practice, the content of any patent referred to, patent application or publication is especially closed
In the disclosure (limit is cannot be inconsistent with any definition for specifically providing in the disclosure) of each definition and generally knowing for this field
Know, (or its equivalent us version is also so incorporated by reference into) is integrally incorporated with it by quoting.
Numberical range disclosed herein includes from upper limit value and lower limit value and all comprising upper limit value and lower limit value
Value.For containing explicit value (such as 1 or 2；Or 3 to 5；Or 6；Or range 7), comprising any between any two explicit value
Subrange (such as 1 to 2；2 to 6；5 to 7；3 to 7；5 to 6 etc.).
Unless stated to the contrary, usual by context cues or in the art, otherwise all parts and percentages all with
Poidometer, and all test methods are all the current methods by the filing date of the disclosure.
Coefficient of friction (COF) is measured according to ASTM D1894.It is DOW HDPE DGDB- for the COF substrate determined
2480NT, this be can from the Dow Chemical of Michigan, USA Midland (The Dow Chemical Company,
Midland, MI, USA) commercially available from high density polyethylene (HDPE).
Term " composition " refers to the mixture of the material including composition, and the reaction formed by the material of composition
Product and decomposition product.
The terms "include", "comprise", " having " and its derivative words are not intended to exclude any additional component, step or program
Presence, no matter whether the component, step or program disclose particularly.In order to avoid any query, unless stated to the contrary,
Otherwise any additional additive, adjuvant or compound may include by using all compositions required by term " includes ",
No matter it polymerize or in other ways." substantially by ... form " excludes to appoint from any range then enumerated on the contrary, term
What its component, step or program, except for operability and non-vital in addition to those.Term " by ... form "
Exclude any component, step or the program for specifically not describing or listing.Unless otherwise stated, otherwise term "or" refers to individually
Member that is listing and being listed with any combination.The use of singular includes the use of plural form, and vice versa.
" conductor " is for conducting heat, light and/or one or more conducting wire or one or more fiber of electricity.Conductor can
It to be solid conductor/fiber or multiple conducting wires/fiber, and can be in strand form or tubular form.The non-limit of suitable conductor
Property example processed includes carbon and such as silver, gold, copper and the various metals of aluminium.Conductor can also be by optical fiber made of glass or plastic.
Conductor may or may not be placed in protective sheath." cable " is a kind of conductor, wherein two or more conducting wires or two
Or more root optical fiber optionally combined in common insulated coverings.Solid conductor or fiber can be in covering
It is exposed, covering or insulation.Combination cable may contain both live wire and optical fiber.Cable can designed for low-voltage,
Middle voltage and/or high voltage applications.Cable can be the communication cable with optical fiber, metal wire (such as copper wire) and a combination thereof.Electricity
The non-limiting example of cable design is in USP 5,246,783；6,496,629；And 6, it shows in 714,707, it is each by drawing
With being incorporated herein.
Density is measured according to ASTM D792.As a result with gram (g) (g/cc or g/cm per cubic centimeter3) record.
" polyvinyl " is the vinyl monomer containing the polymerization for having more than 50 moles of % (by the total amount of polymerisable monomer
Count) and optionally can be containing the polymer of at least one comonomer.Polyvinyl includes Alathon and second
Alkene copolymer (unit for meaning derived from ethylene and one or more comonomers).Term " polyvinyl " and " poly- second
Alkene " may be used interchangeably.The non-limiting example of polyvinyl (polyethylene) includes low density polyethylene (LDPE) (LDPE) and line
Property polyethylene.The non-limiting example of linear polyethylene includes linear low density polyethylene (LLDPE), ultra-low density polyethylene
(ULDPE), very low density polyethylene (VLDPE), multicomponent ethylenic copolymer (EPE), ethylene/alpha-olefin multi-block object
(also referred to as olefin block copolymers (OBC)), the linear low density polyethylene (m-LLDPE) of single site catalysed, substantially linear or
Linear plastic body/elastomer, medium density polyethylene (MDPE) and high density polyethylene (HDPE) (HDPE).In general, can be used heterogeneous
Catalyst system (such as Ziegler-Natta catalyst), homogeneous catalyst system (including as metallocene, nonmetallocene metal center,
Heteroaryl, miscellaneous valence aryloxy group ether, phosphinimine and the 4th race such as other transformation metal and ligand structure), in gas-phase fluidized-bed reaction
Polyethylene is produced in device, liquid phase slurry process reactor or liquid solution process reactor.It is heterogeneous and/or homogeneous catalyst
Combination can be also used in single reactor or double-reactor configuration.
" ethylene plastomer/elastomer " be the substantial linear or linear ethylene containing homogeneous short-chain branched distribution/
Alpha olefin copolymer, the homogeneous short-chain branched distribution include the unit of derived from ethylene and are derived from least one C3-C10α-
Olefin comonomer, or at least one C4-C8Alpha-olefin comonomer or at least one C6-C8The unit of alpha-olefin comonomer.
Ethylene plastomer/elastomer density be 0.870g/cc or 0.880g/cc or 0.890g/cc to 0.900g/cc or
0.902g/cc or 0.904g/cc or 0.909g/cc or 0.910g/cc or 0.917g/cc.Ethylene plastomer/elastomer
Non-limiting example includes AFFINITYTMPlastic body and elastomer (can be from Dow Chemical (The Dow Chemical
Company) obtain), EXACTTMPlastic body (can be obtained from exxonmobil chemical company (ExxonMobil Chemical)),
TafmerTM(can be obtained from three wells (Mitsui)), NexleneTMIt (can be from SK Chemical Co., Ltd. (SK Chemicals, Co.)
Obtain) and LuceneTM(can be obtained from Le Jin chemical company (LG Chem Ltd.)).
" high density polyethylene (HDPE) " (or " HDPE ") is Alathon or ethylene/alpha-olefin copolymer, has at least one
Kind C4-C10Alpha-olefin comonomer or C4Alpha-olefin comonomer, and density be greater than 0.94g/cc or 0.945g/cc or
0.95g/cc or 0.955g/cc to 0.96g/cc or 0.97g/cc or 0.98g/cc.HDPE can be Monomodal copolymer or more
Peak copolymer." unimodal ethylene copolymer " is that have a difference in the gel permeation chromatography (GPC) for showing molecular weight distribution
Peak ethylene/C4-C10Alpha olefin copolymer.The non-limiting example of suitable HDPE is CONTINUUMTM DGDA-
2490KB can be obtained from Dow Chemical.
" sheath " is the coating on conductor.Sheath can directly be contacted with conductor.Alternatively, between sheath and conductor
There may be one or more middle layers.
" linear low density polyethylene " (or " LLDPE ") is linear ethylene/α-alkene containing heterogeneous short-chain branched distribution
Hydrocarbon copolymer, it is described it is heterogeneous it is short-chain branched distribution include derived from ethylene unit and be derived from least one C3-C10α-alkene
Hydrocarbon comonomer or at least one C4-C8Alpha-olefin comonomer, or at least one C6-C8The unit of alpha-olefin comonomer.With
Conventional LDPE is compared, and LLDPE is characterized in that seldom, if any, long chain branching.The density of LLDPE is 0.916g/cc
To 0.925g/cc.The non-limiting example of LLDPE includes TUFLINTMLinear low density polyethylene resin (can be from DOW Chemical public affairs
Department obtain), DowlexTMPolyvinyl resin (can be obtained from Dow Chemical) and MARLEXTMPolyethylene (can be from Chevron phenanthrene
Li Si (Chevron Phillips) is obtained).
" low density polyethylene (LDPE) " (or " LDPE ") is Alathon, or including at least one C3-C10Alpha-olefin or C3-C4
The ethylene/alpha-olefin copolymer of alpha-olefin, density are 0.915g/cc to 0.925g/cc and containing with wide molecular weight point
The long chain branching of cloth (MWD).LDPE usually passes through high-pressure free radical polymerization (tubular reactor or with the height of radical initiator
Press kettle) production.The non-limiting example of LDPE includes MarFlexTM(Chevron Fei Lisi), LUPOLENTM(Lay holds high Dare Ba Sai
That industrial group (LyondellBasell)) and from Borealis (Borealis), Ineos (Ineos), Exxon beauty
Inspire confidence in and others LDPE product.
" medium density polyethylene " (or " MDPE ") is Alathon or including at least one C3-C10Alpha-olefin or C3-C4α-
The ethylene/alpha-olefin copolymer of alkene, density are 0.926g/cc to 0.940g/cc.
As used herein, fusion temperature or " Tm" (refer to drawn DSC curve shape, also referred to as melting peak) usually such as
It is measured described in USP 5,783,638 by DSC (differential scanning calorimetry) technology of the fusing point or peak value for measuring polyolefin.
It should be noted that many blends including two or more polyolefin will have more than one fusing point or peak, many lists
Only polyolefin will only include a fusing point or peak.
" multicomponent ethylenic copolymer " (or " EPE ") includes the unit of derived from ethylene and derived from least one C3-
C10Alpha-olefin comonomer or at least one C4-C8Alpha-olefin comonomer or at least one C6-C8Alpha-olefin comonomer
Unit, such as patent references USP 6,111,023；USP 5,677,383；And described in USP 6,984,695.EPE tree
The density of rouge is 0.905g/cc or 0.908g/cc or 0.912g/cc or 0.920g/cc to 0.926g/cc or 0.929g/
Cc or 0.940g/cc or 0.962g/cc.The non-limiting example of EPE resin includes ELITETMEnhancing polyethylene (can be from Tao Shi
Chemical company obtain), ELITE ATTMAdvanced technology resin (can be obtained from Dow Chemical), SURPASSTMPolyethylene (PE)
Resin (can be obtained from Nova chemical (Nova Chemicals)) and SMARTTM(can be obtained from SK Chemical Co., Ltd.).
" multimodal ethylene copolymer " be in the GPC for showing molecular weight distribution at least two different peaks ethylene/
C4-C10Alpha olefin copolymer.Multimodal includes that there are two the copolymer of peak (bimodal) and copolymers with more than two peak for tool.
The non-limiting example of HDPE includes DOWTMHigh density polyethylene (HDPE) (HDPE) resin (can be obtained from Dow Chemical),
ELITETMEnhance polyvinyl resin (can obtain from Dow Chemical), CONTINUUMTMBimodal polyethylene resins (can be from Tao Shi
Chemical company obtain), LUPOLENTM(can be obtained from industrial group, Lai Ang Dare Basel), and come from Borealis, Ying Li
The HDPE product of scholar and Exxon Mobil.
" olefin-based polymer " or " polyolefin " be containing more than 50 moles of % polymerization of olefin monomers (by polymerisable monomer
Total amount meter) and can optionally contain the polymer of at least one comonomer.The non-limiting example of olefin-based polymer
Include polyvinyl and propenyl polymer.
" polymer " is to constitute the multiple of polymer and/or repetition " unit " or " monomer by making to provide in polymerized form
Unit " no matter identical or different type monomer polymerization and the compound for preparing.Therefore, general term polymerization object forgives term
Homopolymer, is commonly used for referring to the polymer that is only prepared by a type of monomer, and term copolymer commonly used in refer to by
The polymer of the monomer preparation of at least two types.It also forgives the copolymer of form of ownership, for example, random copolymer, block
Copolymer etc..Term " ethylene/alpha-olefin polymer " and " propylene/alpha-olefins polymer " indicate as described above respectively by ethylene or
Propylene polymerize the copolymer of preparation with one or more additional polymerizable 'alpha '-olefin monomers.Although should be noted that polymer is frequent
It referred to as " is made " of one or more specific monomers, " being based on " specific monomer or monomer type, " containing ", specific monomer contained
Amount etc., but in this context, term " monomer " are interpreted as referring to the polymerization residue of specific monomer, rather than unpolymerized object
Kind.In general, the polymer of this paper refers to " unit " of the corresponding monomer based on polymerized form.
" propenyl polymer " is the propylene monomer containing the polymerization for having more than 50 moles of % (by the total amount of polymerisable monomer
Count) and optionally can be containing the polymer of at least one comonomer.
" sheath " is a generic term, and is worked as relative to cable in use, it includes insulated coverings or layer, protection
Set etc..
" ultra-low density polyethylene " (or " ULDPE ") and " very low density polyethylene " (or " VLDPE ") is individually containing non-
Linear ethylene/alpha olefin copolymer of homogeneous short-chain branched distribution, the heterogeneous short-chain branched distribution includes derived from ethylene
Unit and be derived from least one C3-C10Alpha-olefin comonomer or at least one C4-C8Alpha-olefin comonomer or at least
A kind of C6-C8The unit of alpha-olefin comonomer.The respective density of ULDPE and VLDPE is that 0.885g/cc or 0.90g/cc is arrived
0.915g/cc.The non-limiting example of ULDPE and VLDPE includes ATTANETMUltra-low density polyethylene resin (can be from Tao Shiization
Company obtains) and FLEXOMERTMVery low density polyethylene resin (can obtain) from Dow Chemical.
Specific embodiment
Present disclose provides a kind of conduits.In one embodiment, conduit includes the annular wall being made of polymer material,
Annular wall limits annular access.Conduit also includes multiple channels that the length of the inner surface along annular wall extends, and is located in
Sliding material in channel.Sliding material forms capillary pipe structure in the channel, and capillary pipe structure from annular wall it is radial to
Interior protrusion.
In one embodiment, coated conductor disposes in the catheter.
As used herein, " conduit " is the elongated tubular construction with annular wall.Annular wall, which defines, extends through conduit
Annular access.Annular wall can be or can not be single layer structure or multilayered structure.Fig. 1, which shows to have, defines annular
The conduit 60 of the annular wall 66 of access 61.Such as coated conductor product can extend through annular access 61, or with other sides
Formula is placed in the annular access.Annular wall 66 has opposite surface-outer surface 64 and inner surface 62- as shown in Figure 1.
Annular wall 66 is made of polymer material.The non-limiting example of suitable polymer material include polyolefin (such as
Polyvinyl and propenyl polymer), polyvinyl chloride (" PVC ") and a combination thereof.In one embodiment, polymer material
It is polyvinyl, propenyl polymer, PVC or combinations thereof.
In one embodiment, polymer material includes polyvinyl.Suitable polyvinyl (polyethylene)
Non-limiting example include low density polyethylene (LDPE) (LDPE) and linear polyethylene.The non-limiting reality of suitable linear polyethylene
Example includes linear low density polyethylene (LLDPE), multicomponent ethylenic copolymer (EPE), ethylene/alpha-olefin multi-block object
It is the linear low density polyethylene (m-LLDPE) of (also referred to as olefin block copolymers (OBC)), single site catalysed, substantial linear
Polyethylene or linear polyethylene, ethylene-based plastomer/elastomer, medium density polyethylene (MDPE) and high density polyethylene (HDPE)
(HDPE) and a combination thereof.
In one embodiment, polymer material is MDPE.
In one embodiment, polymer material is HDPE.
In one embodiment, polymer material includes propenyl polymer.Suitably propenyl polymer is unrestricted
Property example include Noblen, atactic propene copolymer, propylene impact copolymers, propylene/α-olefin copolymer and a combination thereof.
In one embodiment, polymer material includes Noblen.
In another embodiment, polymer material includes propylene/α-olefin copolymer.Suitable alpha-olefin includes but not
It is limited to C4-C20Alpha-olefin or C4-C10Alpha-olefin.The non-limiting example of suitable alpha-olefin include 1- butylene, 1- amylene, 1- oneself
Alkene, 1- heptene and 1- octene.
In one embodiment, polymer material includes polyvinyl chloride (" PVC ").
Polymer material may include or can not include additive.The non-limiting example of suitable additive includes anti-
Oxidant, colorant, ultraviolet light (UV) absorbent or stabilizer, fire retardant, expanding material, plasticizer, filler, add antiblocking agent
Work auxiliary agent, crosslinking agent (such as peroxide) and a combination thereof.
In one embodiment, polymer material includes antioxidant.The non-limiting example packet of suitable antioxidant
Containing phenol antioxidant, thio group antioxidant, phosphate-based antioxidants and hydrazine-based metal passivator.In other embodiment
In, polymer material includes antioxidant, such as IRGANOX 1035, by the total weight of polymer material, with 0.1wt% or
The amount of 0.2wt% to 0.3wt% exists.
In one embodiment, polymer material includes filler.The non-limiting example of suitable filler include zinc oxide,
Zinc borate, zinc molybdate, zinc sulphide, such as organic clay clay, carbon black, calcium carbonate, glass fibre and a combination thereof.Filler can have
There is or can not have flame-retardant nature.
In one embodiment, polymer material includes processing aid.The non-limiting example packet of suitable processing aid
The metal salt (such as zinc stearate) of oil-containing, organic acid (such as stearic acid) and organic acid.
Annular wall may include two or more embodiments disclosed herein.
A channel more than 1.
In Fig. 1, conduit 10 includes multiple channels that the length L of the inner surface along annular wall 66 extends.Conduit 60 has
Along multiple channels 68 that the length L of the inner surface 62 of annular wall 66 extends." channel " is in the polymer material of annular wall 66
Elongated spaces.Each channel 68 is the little groove in polymer material, length L of the channel along the inner surface 62 of annular wall 66
Extend.When annular wall 66 is multilayered structure, the inner surface 62 of annular wall 66 is the inner surface of innermost layer.The depth in channel is not prolonged
Reach the outer surface 64 of annular wall 66.As shown in Fig. 3 A -3D, in terms of viewgraph of cross-section, each channel 68 is by the week around channel
The long formation of conduit wall 69 extended.Conduit wall 69 is formed by the polymer material of formation annular wall 66.
Each channel 68 can extend along the whole length L of the inner surface 62 of annular wall 66, or can be along annular wall 66
Inner surface 62 length L a part extend.In one embodiment, the inner surface 62 of each channel 68 along annular wall 66
Entirely or substantially upper whole length L extends.In another embodiment, length of each channel 68 along the inner surface 62 of annular wall 66
The a part for spending L extends.In one embodiment, each channel 68 along the inner surface 62 of annular wall 66 length L 50% or
60% or 70% to 80% or 90% or 95% or 99% or 100% extends.Channel 68 can continually or intermittently prolong
Stretch the length L of the inner surface 62 of annular wall.
In one embodiment, the multiple channel 68 is extended along the length L of the inner surface 62 of annular wall 66 with pattern.It closes
The non-limiting example of suitable pattern includes parallel, spiral, sine curve and a combination thereof.In one embodiment, one or more
A channel 68 can intersect or be in contact with each other in other ways.In a further embodiment, channel 68 is with right-angled intersection pattern phase
It hands over.
In one embodiment, the multiple channel 68 is prolonged along the length L of the inner surface 62 of annular wall 66 with pattern parallel
It stretches.As used herein, term " parallel " refers to that the length L of the inner surface 62 along annular wall 66 extends logical in the same direction
Road, the channel maintain parallel direction about longitudinal axis X, as shown in Figure 1.Parallel channels mutually disjoint.Fig. 1 and 1A depicts flat
Row of channels 68.
In one embodiment, the multiple channel 68 is prolonged along the length L of the inner surface 62 of annular wall 66 with spiral pattern
It stretches.As used herein, term " spiral " refers to along the inner surface 62 of annular wall 66 and the length L of surrounding extends in a spiral manner
And disjoint channel.Fig. 2 and 2A depicts helical duct 68.
In one embodiment, the multiple channel 68 along the inner surface 62 of annular wall 66 length L with sinusoidal pattern (not
Show) extend.As used herein, term " sine " refers to that the length L of the inner surface 62 along annular wall 66 is extended with wave mode
Channel.In a further embodiment, sinusoidal pattern is made of the channel 68 of non-intersection.
In one embodiment, one or more channels can intersect or be in contact with each other in other ways.In other reality
It applies in example, channel is with the intersection of right-angled intersection pattern.
Channel 68 is arranged in a spaced apart manner along inner annular wall 62.In one embodiment, channel 68 each other respectively between
Separate equal distance.
In one embodiment, conduit 60 include 2 or 3 or 4 or 5 or 6 to 7 or 8 or 9,
Or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 18 or 20 or 30 or 40,
Or 50 channels 68.In another embodiment, conduit 60 include 2 or 4 to 8 or 10 or 15 or 20 or
30 or 40 or 50 channels 68.In another embodiment, conduit 60 includes at least two channel 68.
The multiple channel may include two or more embodiments disclosed herein.
2. sliding material
Sliding material is located in the channel of each of channel." sliding material " has low-friction coefficient (COF)
Composition." low-friction coefficient " is 0.02 to 0.15 COF.In one embodiment, the COF of sliding material be 0.02 or
0.04 or 0.06 or 0.07 or 0.08 or 0.09 or 0.10 to 0.13 or 0.14 or 0.15.
The non-limiting example of suitable sliding material includes silicone resin, fatty acid amide, plasticizer, organic amine, binary
Ester, stearate, sulfate, fatty acid, mineral oil, vegetable oil, fluorination organic resin, graphite, tungsten disulfide, molybdenum disulfide and
A combination thereof.Sliding material can also include or do not include polymer material.Polymer material can be disclosed herein any
Polymer material.In one embodiment, polymer material is polyvinyl, propenyl polymer, polyamide (such as Buddhist nun
Dragon) or combinations thereof.
In one embodiment, sliding material is silicone resin." silicone resin " is to generally include siloxanyl monomers residue weight
The polymer of multiple unit." siloxanes " is the monomer residue repetitive unit for having following structure (I):
Wherein R1And R2It is each independently hydrogen or hydrocarbyl portion." alkyl " is formed by removing hydrogen atom from hydrocarbon
Monoradical (such as alkyl, such as ethyl or aryl, such as phenyl).In one embodiment, siloxanyl monomers residue can be tool
There are any dialkyl group, diaryl, two alkaryls or two virtues of identical or different alkyl, aryl, alkaryl or aralkyl moiety
Alkylsiloxane.In one embodiment, R1And R2Each of independently be C1To C20Or C1To C12Or C1To C6Alkane
Base, aryl, alkaryl or aralkyl moiety.In various embodiments, R1And R2The carbon that can have identical or different number is former
Son.In various embodiments, R1And R2Each of alkyl be saturation and optionally straight chain alkyl.In addition, this reality
The alkyl in example is applied for R1And R2Each of can be it is identical.Suitable for R1And R2Alkyl non-limiting example
Include methyl, ethyl, 1- propyl, 2- propyl, 1- butyl, isobutyl group, tert-butyl or its two or more combination.Properly
Silicone resin non-limiting example include dimethyl silicone polymer (PDMS), poly- (Ethyl-Methyl siloxanes) and a combination thereof.It closes
The non-limiting example of suitable silicone resin also includes the silicone resin disclosed in International Publication No. WO2014/172105, public
Content is opened to be hereby incorporated by reference in its entirety by reference.
In one embodiment, sliding material is fatty acid amide." fatty acid amide " has following structure (II)
Molecule:
Wherein R is C3To C27Moieties.In one embodiment, R is C11To C25Or C15To C23Moieties.Another
In one embodiment, R is C21Moieties.R can be saturation, monounsaturated or how unsaturated.In one embodiment
In, R is monounsaturated.The non-limiting example of suitable fatty acid amide include erucyl amide, oleamide, palmitamide,
Stearmide and behenamide.In addition, fatty acid amide can be the mixture of two or more fatty acid amides.One
In a embodiment, fatty acid amide is erucyl amide.The non-limiting example of suitable fatty acid amide also includes International Publication
Fatty acid amide disclosed in WO 2014/172105.
In one embodiment, sliding material is stearate.The non-limiting example of suitable stearate includes hard
Resin acid zinc, lead stearate, calcium stearate and a combination thereof.
In one embodiment, sliding material is sulfate.The non-limiting example of suitable sulfate is zinc sulfate.
In one embodiment, sliding material is fatty acid.The non-limiting example of suitable fatty acid include palmitinic acid,
Stearic acid and a combination thereof.
In one embodiment, sliding material is fluorination organic resin." fluorination organic resin " is one kind selected from the following
Or the polymer of a variety of fluorinated monomers: tetrafluoroethene, vinylidene fluoride and chlorotrifluoroethylene.
The non-limiting example of suitable commercially available sliding material includes that (it is supra polymer in HDPE polymer to MB50-314
Measure the 50:50 masterbatch of hydroxy-end capped dimethyl silicone polymer) and MB50-002 (it is super high molecular weight silicon in LDPE polymer
The 50:50 masterbatch of oxygen alkane polymer), it respectively can be from Michigan State Usa Midland Dow Corning Corporation (Dow Corning
Corporation, Midland, MI, USA) it obtains.
In one embodiment, by the total weight of sliding material, sliding material include 10wt% or 20wt% or
30wt% to 40wt% or 45wt% or 50wt% or 55wt% or 60wt% or 70wt% or 75wt% or
Silicone resin, fatty acid amide, plasticizer, organic amine, dibasic ester, stearate, the sulphur of 80wt% or 90wt% or 100wt%
Hydrochlorate, fatty acid, mineral oil, vegetable oil, fluorination organic resin, graphite, tungsten disulfide, molybdenum disulfide or combinations thereof.Another
In a embodiment, by the total weight of sliding material, sliding material include 10wt% or 20wt% or 30wt% to 40wt%,
Or 45wt% or 50wt% or 55wt% or 60wt% or 70wt% or 75wt% or 80wt% or 90wt% or
The silicone resin of 99wt%, fatty acid amide, plasticizer, organic amine, dibasic ester, stearate, sulfate, fatty acid, mineral oil,
Vegetable oil, fluorination organic resin, graphite, tungsten disulfide, molybdenum disulfide or combinations thereof；The polymer material mutually measured, or
1wt% or 10wt% or 20wt% or 25wt% or 30wt% or 40wt% or 54wt% or 50wt% or
The polymer material of 55wt% or 60wt% to 70wt% or 80wt% or 90wt%.
Sliding material may include or can not include additive.Additive can be any addition disclosed herein
Agent.
Sliding material may include two or more embodiments disclosed herein.
3. capillary pipe structure
Sliding material forms capillary pipe structure in the channel." capillary pipe structure " be with height, width and depth and
The construction being made of sliding material.In other words, capillary pipe structure is three-dimensional structure.Each capillary pipe structure 70 is from 66 diameter of annular wall
To inwardly projecting, as shown in Fig. 1,2 and 3A -3D.The capillary pipe structure of " radially-inwardly protruding from annular wall ", which has, to extend internally
More than the part of the inner surface of annular wall.Alternatively, one or more capillary pipe structures in capillary pipe structure 70 can be with
The inner surface 62 of annular wall 66 is coextensive.
Capillary pipe structure 70 has cross-sectional shape.The non-limiting reality of the suitable cross-sectional shape of capillary pipe structure 70
Example includes oval, polygon and a combination thereof.
In one embodiment, capillary pipe structure 70 has polygon cross-sectional shape." polygon " is by least three
The fixed closure plan view of margin.Polygon can be regular polygon, or there are three tools, four, five, six, seven, eight,
The irregular polygon on nine, ten or more sides.The non-limiting example of suitable polygonal shape includes triangle, just
Rectangular, rectangle, diamond shape, trapezoidal, parallelogram, hexagon and octagon.Fig. 3 B is depicted with triangular cross-sectional shape
Capillary pipe structure 70b.Fig. 3 C depicts the capillary pipe structure 70c with trapezoidal cross sectional shape.Fig. 3 D is depicted with water chestnut
The capillary pipe structure 70d of shape cross-sectional shape.
In one embodiment, capillary pipe structure 70 has elliptical cross sectional shape." ellipse " is plane curve, so that its
Each point and two fixing points, the sum of the distance of focus in perimeter is equal.Elliptical center is the line segment for connecting two focuses
Midpoint.Ellipse has long axis (longest diameter across center).Short axle is the line of shortest length across center.Elliptical center is long axis
With the intersection point of short axle." circle " is elliptical particular form, and two of them focus is (at round center) at same location.It is oval
The non-limiting example of shape includes round, oval and oval.Fig. 3 A depicts the capillary pipe structure with circular cross sectional shape
70a。
In one embodiment, capillary pipe structure 70 has the cross section of circle, triangle, trapezoidal, diamond shape and a combination thereof
Shape.
Compared with the cross-sectional shape of capillary pipe structure 70 (for example, 70a, 70b, 70c, 70d), channel 68 has mutual
Cross-sectional shape, as shown in Fig. 3 A -3D.It is suitable for storage with having with the channel of capillary pipe structure " mutual cross-sectional shape "
The construction of a part of capillary pipe structure.It is matched for example, channel 68a has with the circular cross sectional shape of capillary pipe structure 70a
Arc mutual cross-sectional shape, as shown in Figure 3A.In one embodiment, capillary pipe structure 70 is anchored at annular wall 66
It is interior, so that the widest point of the cross-sectional shape of each capillary pipe structure 70 is located in annular wall 66.Fig. 3 A -3D shows capillary
Pipe structure 70, wherein the widest point of the cross-sectional shape of each capillary pipe structure 70 is located in annular wall 66.
Each capillary pipe structure 70 extends along the length of respective channel 68.In one embodiment, 70 edge of capillary pipe structure
Completely or generally whole length in channel 68 extend.
Each capillary pipe structure 70 has certain volume." volume " of capillary pipe structure is equal to the cross section of capillary pipe structure
The area of shape multiplied by capillary pipe structure length.In one embodiment, 5% or 10% or 15% or 20% or 25%
To 30% or 35% or 40% or 45% or less than 50% or 50% volume each capillary pipe structure 70 from annular wall 66
Radially-inwardly protrude.In one embodiment, 5% or 10% or 15% or 20% or 25% to 30% or 35% or
It 40% or 45% or is radially-inwardly protruded less than each capillary pipe structure 70 of 50% or 50% volume from annular wall 66, and
And mutually amount 50% or less than 50% or 55% or 60% or 65% or 70% to 75% or 80% or 85% or
Each capillary pipe structure 70 of 90% or 95% volume is located in the channel 68 of annular wall 66.
The quantity of capillary pipe structure 70 is equal to or is otherwise correspond to the quantity in channel 68.In one embodiment,
Conduit 60 include 2 or 3 or 4 or 5 or 6 to 7 or 8 or 9 or 10 or 11 or 12,
Or 13 or 14 or 15 or 16 or 18 or 20 or 30 or 40 or 50 capillary pipe structures 70.?
In another embodiment, conduit 60 include 2 or 4 to 8 or 10 or 15 or 20 or 30 or 40 or
50 capillary pipe structures 70.In another embodiment, conduit 60 includes at least two capillary pipe structure 70.
In one embodiment, each capillary pipe structure 70 adheres to corresponding channel 68.Each capillary pipe structure passes through
It is individually coextruded or is mutually tied with the pairing of the mating structure of capillary pipe structure cross-sectional shape and the mutual cross-sectional shape in channel
The mode of conjunction adheres to its corresponding channel.
In one embodiment, annular wall 66 and sliding material are coextrusion, as described below.
In one embodiment, sliding material is also coated with (hereafter by each capillary pipe structure 70 that sliding material is formed
Referred to as " sliding coating ").Sliding coating can be any sliding material disclosed herein.Sliding coating can be and glide material
Expect identical material, or the material different from sliding material.
Capillary pipe structure may include two or more embodiments disclosed herein.
In one embodiment, conduit 60 includes:
(i) annular wall 66, the annular wall by as polyvinyl (such as MDPE), propenyl polymer, PVC or its
Combined polymer material is constituted, and the annular wall 66 limits annular access 61；
(ii) 2 or 3 or 4 or 5 or 6 to 7 or 8 or 9 or 10 or 11 or 12,
Or 13 or 14 or 15 or 16 or 18 or 20 or 30 or 40 or 50 channels 68, the channel
Length L along the inner surface 62 of annular wall 66 extends；And
(iii) sliding material, the sliding material is silicone resin, fatty acid amide, plasticizer, organic amine, dibasic ester, hard
Resin acid salt, sulfate, fatty acid, mineral oil, vegetable oil, fluorination organic resin, graphite, tungsten disulfide, molybdenum disulfide or its group
It closing, sliding material is located in channel 68 and is formed in channel 68 capillary pipe structure 70,
Wherein capillary pipe structure 70 is radially-inwardly protruded from annular wall 66.In one embodiment, capillary pipe structure 70 has
There is the cross-sectional shape of oval, polygon or combinations thereof.In another embodiment, 5% or 10% or 15% or 20%,
25% to 30% or 35% or 40% or 45% or less than 50% or 50% volume each capillary pipe structure 70 from ring
Shape wall 66 radially-inwardly protrudes.In one embodiment, sliding material also includes that such as polyvinyl (for example, LDPE) is poly-
Close object material.
In one embodiment, conduit 60 includes:
(i) annular wall 66, the annular wall are made of MDPE, and the annular wall 66 limits annular access 61；
(ii) 2 or 4 to 8 or 10 or 15 or 20 channels 68, interior table of the channel along annular wall 66
The length L in face 62 extends；And
(iii) sliding material, the sliding material contain the silicone resin and LDPE being located in channel 68, and sliding material exists
Capillary pipe structure 70 is formed in channel 68, wherein capillary pipe structure 70 is radially-inwardly protruded from annular wall 66.In one embodiment
In, capillary pipe structure 70 has the cross-sectional shape of circle, triangle, trapezoidal, diamond shape or combinations thereof.In another embodiment
In, 5% 10% or 15% or 20% or 25% to 30% or 35% or 40% or 45% or less than 50% or
Each capillary pipe structure 70 of 50% volume is radially-inwardly protruded from annular wall 66.
In one embodiment, conduit 60 with a thickness of 1mm or 2mm to 3mm or 5mm or 10mm or 15mm or
20mm or 25mm or 30mm.
Conduit may include two or more embodiments disclosed herein.
In one embodiment, it is twined by using spiral winding or crosshead mandrel combination part, spiral as shown in Figure 4
Polymer material and sliding material are coextruded around mandrel combination part and conduit 60 is made.Fig. 4 depicts mandrel combination part 100,
It is provided with convenient for forming the feature in channel in conduit annular wall.Mandrel combination part 100 include shell 102, cone point 106,
Polymer material entrance 112 and sliding material entrance 114.Shell 102 includes (i) along the length of shell and the longitudinal direction of shell 102
The shell tubular conduit 104 that centerline axis extends；(ii) around the annular fluid channel 116 of shell tubular conduit 104；And
(iii) fluid ring 118 being in fluid communication with annular fluid channel 116, the fluid ring 118 are located in an end of shell
Place.Cone point 106 has wide end 106a and narrow end 106b.The wide end 106a at tip 106 is attached to the fluid ring of shell 102
The end of 118 positioning.Tip 106 includes the tip tubulose extended along the length at tip 106 and longitudinal center's spool at tip 106
Channel 108.Tip 106 also includes multiple tip fluid channels 110, wherein each tip fluid channel 110 and fluid ring 118 flow
Body connection.Tip 106 has the nozzle (not shown) being in fluid communication with tip fluid channel 110, and the nozzle is located in tip
106 end and the narrow end 106b for extending beyond the tip.Shell tubular conduit 104 and tip tubular conduit 108 are each other
Open communication.Polymer material entrance 112 and annular fluid channel 116 are in fluid communication, so that being fed into mandrel combination part
Polymer material is flow in annular fluid channel 116, as shown in the arrow A in Fig. 4.Polymer material flows through fluid ring
Shape channel 116, until it around Flow in Nozzle and forms annular wall.Sliding material entrance 114 and the multiple tip fluid are logical
Road 110 is in fluid communication, so that the sliding material being fed into mandrel combination part is flow in tip fluid channel 110, in Fig. 4
Arrow B shown in.When polymer material formed annular wall 66 when, sliding material by nozzle leave tip fluid channel 110 into
Enter into polymer material.Because nozzle extends beyond the end of the cone at tip 106, the sliding material from nozzle enters poly-
It closes object material and as polymer material and sliding material solidify, (i) forms channel in annular wall and (ii) is formed and slided
The capillary pipe structure of dynamic material.
In one embodiment, the method for producing coated conductor includes that polymer material is heated at least gather by (i)
The melting temperature of object material is closed, sliding material is heated to the melting temperature of at least sliding material by (ii), (iii) and then total
To form the annular wall with channel, the hair formed by sliding material is contained in the channel for extruded polymer material and sliding material
Capillary structure.Polymer material and sliding material are each in extrudable condition.
In one embodiment, the method for producing this conduit, which utilizes, is such as the U.S. submitted on November 29th, 2016
The method for producing cable cover(ing) disclosed in Provisional Patent Application No. 62/427,358, the disclosure of which pass through reference
It is hereby incorporated by reference in its entirety.
4. the coated conductor of placement in the catheter
In one embodiment, coated conductor disposes in the catheter.Fig. 5 and 5A depicts the coated conductor in conduit 60
10。
In one embodiment, coated conductor 10 includes the coating on conductor 2 and conductor.Coating is located on conductor.It applies
Layer can completely or partially cover or surround or encase in other ways conductor.Coating can be around unique portion of conductor
Part.Alternatively, coating can be one layer of the multiple sheath or sheath that encase metallic conductor.In one embodiment, coating
Directly contact conductor.In another embodiment, coating directly contacts the insulating layer around conductor.
In one embodiment, coating is the outermost layer sheath 14 of conductor.Fig. 5 and 5A is depicted with for conductor 2
The coated conductor 10 of sheath 14.Coated conductor 10 includes in the insulating layer 16 between conductor 2 and sheath 14.Sheath 14 directly connects
Touching surrounds the insulating layer 16 of conductor 2.
Coating is formed by polymer material.Polymer material can be any polymer material previously disclosed herein.
In one embodiment, coated conductor 10 includes the sliding material on the outer surface 12 of coated conductor 10.
In one embodiment, coated conductor is the coated conductor with the capillary pipe structure being made of sliding material, institute
It states capillary pipe structure to project radially outwardly from coating, the U.S. Provisional Patent Application the 62/th such as submitted on January 31st, 2017
Disclosed in 452, No. 719, the disclosure of which is hereby incorporated by reference in its entirety by reference.
In one embodiment, coated conductor includes:
Conductor；And
Coating on the conductor, the coating include
(i) annular wall, the annular wall are made of polymer material, and at least one of the annular wall surrounding said conductor
Point；
(ii) multiple channels, length of the multiple channel along the outer surface of the annular wall extend；And
(iii) sliding material, sliding material positioning in the channel, sliding material shape in the channel
At capillary pipe structure, and the capillary pipe structure is projected radially outwardly from the annular wall.
Polymer material can be any polymer material previously disclosed herein.Sliding material can be herein previously
Disclosed any sliding material.
In one embodiment, coated conductor is fiber optic cables, communication cable (such as telephone cable or local area network (LAN) electricity
Cable), power cable, the wiring for consumer electrical product, the charger line for cellular phone and/or computer, calculate
Machine data line, power supply line, electric appliance wiring material, household internal wiring material and consumer electronics accessory line.
In one embodiment, at least one capillary pipe structure in the capillary pipe structure 70 of conduit 60 and coated conductor 10
Outer surface 12 directly contact.In another embodiment, at least two capillary knots in the capillary pipe structure 70 of conduit 60
Structure is directly contacted with the outer surface 12 of coated conductor 10.Fig. 5 A depicts the coated conductor 10 being placed in conduit 60, wherein hair
Two capillary pipe structures in capillary structure 70 are directly contacted with the outer surface 12 of coated conductor 10.
The outer surface 12 of coated conductor may or may not be contacted with the inner surface 62 of conduit 60.In one embodiment,
The outer surface 12 of coated conductor 10 is not contacted with the inner surface 62 of conduit 60.Radially projecting capillary pipe structure prevents conduit 60
The outer surface 12 of the contact coated conductor 10 of inner surface 62.
Without being bound to any particular theory, it is believed that by what is formed from the protruding radially inward low COF sliding material of annular wall 66
Capillary pipe structure 70 reduces the tension generated when coated conductor 10 is drawn into and passes through conduit 60.Capillary pipe structure 70 subtracts
The surface area of the small annular wall 66 contacted with coated conductor 10.In this way, low COF sliding material connects with coated conductor
Touching.The contact surface area and (ii) capillary made of low COF sliding material between coated conductor and conduit are minimized (i)
The lubricant effect that pipe structure provides reduces tension or friction.The installation that reduced tension or friction improves coated conductor is easy
Property, reduce damage of the coated conductor by set-up time of conduit and during reducing installation to coated conductor and conduit.
It is not fettered by specific theory, is additionally considered that and 70 use of capillary pipe structure is formed than comparing conduit by low COF sliding material
Lower sliding material load, wherein (i) sliding material and polymer material are mixed to form annular wall, (ii) uses sliding material
Annular wall is coated, is such as sprayed.The relatively low-load of low COF sliding material is advantageous, because low COF sliding material is expensive.
Further, the capillary pipe structure 70 being anchored in annular wall 66 is avoided to for polymer material to be adhered to sliding material
On articulamentum demand.
Conduit may include two or more embodiments disclosed herein.
By way of example and not limitation, the example of the disclosure is provided.
Example
The conduit 60 of production Fig. 1 is coextruded by using mandrel combination part depicted in figure 4.Conduit 60 has by being
The annular wall 66 that the polymer material of MDPE is constituted.Annular wall 66 limits annular access 61.15 channels 68 are along annular wall 66
Inner surface 62 length extend.Channel 68 is extended along the length of the inner surface 62 of annular wall 66 with pattern parallel.It is MB50-
002 (it is the 50:50 masterbatch of the super high molecular weight siloxane polymer in LDPE polymer, can be from Michigan State Usa Mead
Blue Dow Corning Corporation, city obtains) sliding material be coextruded in channel 68.Sliding material forms capillary knot in channel 68
Structure 70.Capillary pipe structure 70 has circular cross sectional shape 70a, as shown in figs. 1 and 3.Capillary pipe structure 70 is from 66 diameter of annular wall
To inwardly projecting.5% to 50% volume of each capillary pipe structure 70 is radially-inwardly protruded from the inner surface 62 of annular wall 66.
It is particularly desirable that the present disclosure is not limited to embodiments and explanation contained by this paper, but include those embodiments
Modification, the modification includes the part of embodiment occurred in the scope of the following claims and different realities
Apply the combination of the element of example.
Claims (15)
1. a kind of conduit comprising:
(i) annular wall, the annular wall are made of polymer material, and the annular wall limits annular access；
(ii) multiple channels, the multiple channel extend along the length of the inner surface of the annular wall；And
(iii) sliding material, in the channel, the sliding material forms hair in the channel for the sliding material positioning
Capillary structure, and the capillary pipe structure is radially-inwardly protruded from the annular wall.
2. conduit according to claim 1, wherein each capillary pipe structure adheres on channel.
3. according to claim 1 to conduit described in any one of 2, wherein the annular wall and sliding material coextrusion.
4. according to claim 1 to conduit described in any one of 3, wherein the inner surface of the channel along the annular wall
The length extended with certain pattern, the pattern be selected from pattern parallel, spiral pattern, sinusoidal pattern or combinations thereof.
5. conduit according to any one of claims 1 to 4 is made up of wherein each capillary pipe structure has to be selected from
Group cross-sectional shape: oval and polygon.
6. according to claim 1 to conduit described in any one of 5, wherein the conduit includes 2 to 20 channels.
7. according to claim 1 to conduit described in any one of 6, wherein each capillary pipe structure has certain volume, and
5% to the 50% of the volume of each capillary pipe structure is radially-inwardly protruded from the annular wall.
8. according to claim 1 to conduit described in any one of 7, wherein the sliding material is selected from the group being made up of:
Silicone resin, fatty acid amide, plasticizer, organic amine, dibasic ester, stearate, sulfate, fatty acid, mineral oil, vegetable oil and
A combination thereof.
9. according to claim 1 to conduit described in any one of 8, wherein the sliding material includes silicone resin.
10. the conduit according to any one of claim 8 to 9, wherein the sliding material further comprises that vinyl is poly-
Close object.
11. according to claim 1 to conduit described in any one of 10, wherein the polymer material is selected from and is made up of
Group: polyvinyl, propenyl polymer, polyvinyl chloride (PVC) and a combination thereof.
12. according to claim 1 to conduit described in any one of 11, wherein each capillary pipe structure has certain volume, and
And 5% to the 50% of the volume of each capillary pipe structure is radially-inwardly protruded from the annular wall；And
The polymer material includes medium density polyethylene (MDPE)；And
The sliding material includes silicone resin and low density polyethylene (LDPE) (LDPE).
13. wherein coated conductor is placed in the conduit according to claim 1 to conduit described in any one of 12.
14. conduit according to claim 13, wherein at least one capillary pipe structure and institute in the capillary pipe structure
Coated conductor is stated directly to contact.
15. conduit described in any one of 3 to 14 according to claim 1, wherein the coated conductor includes:
Conductor；And
Coating on the conductor, the coating include:
(i) annular wall, the annular wall are made of polymer material, at least part of the annular wall surrounding said conductor；
(ii) multiple channels, length of the multiple channel along the outer surface of the annular wall extend；And
(iii) sliding material, in the channel, the sliding material forms hair in the channel for the sliding material positioning
Capillary structure, and the capillary pipe structure is projected radially outwardly from the annular wall.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762452673P | 2017-01-31 | 2017-01-31 | |
| US62/452673 | 2017-01-31 | ||
| PCT/US2018/014037 WO2018144222A1 (en) | 2017-01-31 | 2018-01-17 | Conduits with capillary structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110178067A true CN110178067A (en) | 2019-08-27 |
| CN110178067B CN110178067B (en) | 2021-09-24 |
Family
ID=61187819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880007104.1A Active CN110178067B (en) | 2017-01-31 | 2018-01-17 | Catheter with capillary structure |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US10908376B2 (en) |
| EP (1) | EP3577507A1 (en) |
| JP (1) | JP2020508628A (en) |
| KR (1) | KR102509246B1 (en) |
| CN (1) | CN110178067B (en) |
| BR (1) | BR112019013716A2 (en) |
| CA (1) | CA3052120A1 (en) |
| MX (1) | MX2019008384A (en) |
| WO (1) | WO2018144222A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3577659A1 (en) * | 2017-01-31 | 2019-12-11 | Dow Global Technologies LLC | Cable jackets with capillary structures |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982000388A1 (en) * | 1980-07-14 | 1982-02-04 | E Edvardsen | Method of converting a cable in the ground into a closed guiding track for insertion of new conductors |
| AU8009187A (en) * | 1986-10-25 | 1988-04-28 | Wavin B.V. | Plastics conduit to receive drawn-in items as well as a method and apparatus for its production |
| DE8901210U1 (en) * | 1989-02-03 | 1989-03-16 | Kabelmetal Electro Gmbh, 3000 Hannover, De | |
| US4892442A (en) * | 1987-03-03 | 1990-01-09 | Dura-Line | Prelubricated innerduct |
| US5789708A (en) * | 1995-03-14 | 1998-08-04 | Cselt-Centro Studi E Laboratori Telecommunicazioni S.P.A. | Underground tubular ducts for telecommunications networks |
| US20080128041A1 (en) * | 2006-12-04 | 2008-06-05 | The Lamson & Sessions Co. | Duct having silicone inner striping and composition for lubricious stripe coating |
| CN204857283U (en) * | 2015-07-29 | 2015-12-09 | 远东电缆有限公司 | Control of wisdom energy highway high definition is with synthesizing power cable |
| CN105479710A (en) * | 2014-05-26 | 2016-04-13 | 龚利芬 | System for manufacturing gas-blowing pipeline for cables and manufacturing method |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3240233A (en) * | 1962-02-12 | 1966-03-15 | Archibald P Johnston | Guiding conduit for wire or the like |
| US4688890A (en) * | 1985-03-11 | 1987-08-25 | Goodall Rubber Company | Fiber optic cable inner duct |
| DE3539304A1 (en) | 1985-11-06 | 1987-05-07 | Wavin Bv | PLASTIC PIPE FOR RECEIVING |
| DE4016726C1 (en) * | 1990-05-24 | 1991-07-25 | Dipl.-Ing. Dr. Ernst Vogelsang Gmbh & Co Kg, 4352 Herten, De | |
| US5246783A (en) | 1991-08-15 | 1993-09-21 | Exxon Chemical Patents Inc. | Electrical devices comprising polymeric insulating or semiconducting members |
| DE4133415A1 (en) * | 1991-10-09 | 1993-04-15 | Vogelsang Ernst Gmbh Co Kg | Cable inlet with grooves on inside wall kept filled with lubricant - by combination of viscosity, surface tension and groove dimensions |
| JPH0533623U (en) * | 1991-10-12 | 1993-04-30 | 株式会社フジクラ | Striation body Pipe for passage and line body for passage |
| US5783638A (en) | 1991-10-15 | 1998-07-21 | The Dow Chemical Company | Elastic substantially linear ethylene polymers |
| US5847053A (en) | 1991-10-15 | 1998-12-08 | The Dow Chemical Company | Ethylene polymer film made from ethylene polymer blends |
| US5677383A (en) | 1991-10-15 | 1997-10-14 | The Dow Chemical Company | Fabricated articles made from ethylene polymer blends |
| JPH09105844A (en) * | 1995-10-11 | 1997-04-22 | Sekisui Chem Co Ltd | Optical fiber protective pipe |
| US6496629B2 (en) | 1999-05-28 | 2002-12-17 | Tycom (Us) Inc. | Undersea telecommunications cable |
| GB0121458D0 (en) | 2001-09-05 | 2001-10-24 | Emtelle Uk Ltd | Tube assembly for installation into a duct |
| US6714707B2 (en) | 2002-01-24 | 2004-03-30 | Alcatel | Optical cable housing an optical unit surrounded by a plurality of gel layers |
| CA2411183C (en) | 2002-11-05 | 2011-06-14 | Nova Chemicals Corporation | Heterogeneous/homogeneous copolymer |
| US20090202208A1 (en) * | 2004-12-08 | 2009-08-13 | Chan-Yong Park | Air blown optical fiber unit having bead attached on the surface |
| US8415564B2 (en) * | 2009-11-04 | 2013-04-09 | Tyco Electronics Corporation | Wrap-around cable sleeve assemblies and methods for making and using the same |
| JP5803557B2 (en) * | 2011-10-19 | 2015-11-04 | 住友電装株式会社 | Wire Harness |
| CN105122111B (en) | 2013-04-17 | 2021-01-08 | 陶氏环球技术有限责任公司 | Polymeric compositions with silicone and fatty acid amide slip agents |
-
2018
- 2018-01-17 MX MX2019008384A patent/MX2019008384A/en unknown
- 2018-01-17 WO PCT/US2018/014037 patent/WO2018144222A1/en unknown
- 2018-01-17 CA CA3052120A patent/CA3052120A1/en active Pending
- 2018-01-17 JP JP2019537101A patent/JP2020508628A/en active Pending
- 2018-01-17 BR BR112019013716A patent/BR112019013716A2/en active Search and Examination
- 2018-01-17 KR KR1020197024004A patent/KR102509246B1/en active IP Right Grant
- 2018-01-17 CN CN201880007104.1A patent/CN110178067B/en active Active
- 2018-01-17 EP EP18703877.3A patent/EP3577507A1/en active Pending
- 2018-01-17 US US16/475,289 patent/US10908376B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982000388A1 (en) * | 1980-07-14 | 1982-02-04 | E Edvardsen | Method of converting a cable in the ground into a closed guiding track for insertion of new conductors |
| AU8009187A (en) * | 1986-10-25 | 1988-04-28 | Wavin B.V. | Plastics conduit to receive drawn-in items as well as a method and apparatus for its production |
| US4892442A (en) * | 1987-03-03 | 1990-01-09 | Dura-Line | Prelubricated innerduct |
| DE8901210U1 (en) * | 1989-02-03 | 1989-03-16 | Kabelmetal Electro Gmbh, 3000 Hannover, De | |
| US5789708A (en) * | 1995-03-14 | 1998-08-04 | Cselt-Centro Studi E Laboratori Telecommunicazioni S.P.A. | Underground tubular ducts for telecommunications networks |
| US20080128041A1 (en) * | 2006-12-04 | 2008-06-05 | The Lamson & Sessions Co. | Duct having silicone inner striping and composition for lubricious stripe coating |
| CN105479710A (en) * | 2014-05-26 | 2016-04-13 | 龚利芬 | System for manufacturing gas-blowing pipeline for cables and manufacturing method |
| CN204857283U (en) * | 2015-07-29 | 2015-12-09 | 远东电缆有限公司 | Control of wisdom energy highway high definition is with synthesizing power cable |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018144222A1 (en) | 2018-08-09 |
| US20190339473A1 (en) | 2019-11-07 |
| KR20190110569A (en) | 2019-09-30 |
| CN110178067B (en) | 2021-09-24 |
| CA3052120A1 (en) | 2018-08-09 |
| JP2020508628A (en) | 2020-03-19 |
| EP3577507A1 (en) | 2019-12-11 |
| US10908376B2 (en) | 2021-02-02 |
| KR102509246B1 (en) | 2023-03-14 |
| BR112019013716A2 (en) | 2020-04-14 |
| MX2019008384A (en) | 2019-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2880292C (en) | Modified ethylene-based polymer compositions and methods of their production | |
| CA2908971C (en) | Polymeric compositions with silicone and fatty acid amide slip agent | |
| JP5673704B2 (en) | Phosphorus-free non-halogen flame retardant insulated wires and phosphorus-free non-halogen flame retardant cables | |
| CN110050026B (en) | Conductor sheath and method for producing same | |
| HUE034073T2 (en) | Energy cable having a thermoplastic electrically insulating layer | |
| RU2014129824A (en) | ESP POWER CABLES | |
| CN110337603B (en) | Optical cable with channel structure | |
| CN110178067A (en) | Conduit with capillary pipe structure | |
| CN110383397B (en) | Cable sheath with capillary structure | |
| CN202120677U (en) | Category 5 data cable for offshore petroleum platforms | |
| JP2014194893A (en) | Phosphorus-free non-halogen flame-retardant insulation wire and phosphorus-free non-halogen flame-retardant insulation cable | |
| CN204117661U (en) | A kind of fire-retardant cable of resistance to mud used for oil platform | |
| JP2007070483A (en) | Flame-retardant composition for coating of electric wire/cable and flame-retardant electric wire/cable | |
| CN105609191A (en) | Cable capable of displaying working state | |
| CN202650700U (en) | Low-smoke halogen-free low-toxicity digital signal category-5e rodent-proof communication cable for naval vessel | |
| CN114008127B (en) | Ethylene-based polymer compositions containing triorganoaminophosphines | |
| JP2002324438A (en) | Tree-resistant insulated electric wire | |
| JP2002231066A (en) | Covered wire and cable | |
| JP2008305640A (en) | Electric wire-cable | |
| JP5692619B2 (en) | Phosphorus-free non-halogen flame-retardant insulated wires and phosphorus-free non-halogen flame-retardant insulated cables | |
| CN205508446U (en) | Mobile electrical equipment uses flat flexible cable | |
| CN201829232U (en) | Marine special power cable | |
| RU2020142874A (en) | POLYMERIC COMPOUND FOR CABLE COATING AND METHOD FOR ITS PRODUCTION | |
| JP2018156812A (en) | Sheath cable for underground | |
| JP2018156924A (en) | Sheath cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |